| CHEROKEE NATION SYSTEM SOLUTIONS LLCU.S. EPA CENTRAL DATA EXCHANGE (CDX) HELP DESK SUPPORT FOR THE OFFICE OF MISSION SUPPORT | 541512 | DC | $3,309,935 | Sep 30, 20260 mo 1 offer | |
| ARLLUK TECHNOLOGY SOLUTIONS LLC68HE0325F0015 BPA CALL ORDER 7 THIS CALL ORDER SUPPORTS A BROAD RANGE OF ACTIVITIES IN SUPPORT OF CBPO SCIENCE AND PARTNERSHIP MISSIONS | 541511 | MD | $3,290,543 | Jan 5, 202816 mo | |
| CH2M HILL, INCBIL FUNDED TASK ORDER - JONES ROAD GROUND WATER PLUME (DES) | 562910 | TX | $3,274,673 | Sep 27, 202824 mo 4 offers | |
| C M C, INC.ERRS V HEMPHILL ROAD TCE SITE, SITE ID(B4Q1) TASK ORDER | 562910 | NC | $3,264,479 | Sep 30, 20260 mo 1 offer | |
| HAWKINS DELAFIELD & WOOD LLPWATER INFRASTRUCTURE FINANCE AND INNOVATION ACT (WIFIA) LEGAL ADVISORY SERVICES | 541110 | NY | $3,262,130 | Oct 31, 20261 mo 5 offers | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCRAF ESO TASK ORDER LORENTZ BARREL AND DRUM OVERSIGHT AND RA SUPPORT | 562910 | CA | $3,257,425 | Jul 30, 202934 mo 1 offer | |
| HYDROGEOLOGIC, INC.REMEDIAL ACQUISITION FRAMEWORK (RAF), DESIGN AND ENGINEERING SERVICES (DES) | 562910 | SC | $3,248,042 | Sep 27, 202824 mo 1 offer | |
| WESTON SOLUTIONS INCR10 START V: CERCLA SITE ASSESSMENT TECHNICAL SUPPORT #2 | 541620 | WA | $3,216,471 | Aug 5, 202711 mo | |
| ALEUT TECHNICAL SERVICES, LLCSUPERFUND RECORDS MANAGEMENT TASK ORDER UNDER THE REGION 6 ENFORCEMENT SUPPORT SERVICES CONTRACT - THIS TASK ORDER INCLUDES ALL R6 SUPERFUND RECORDS MANAGEMENT SERVICES TO INCLUDE DOCUMENT PREPPING, SCANNING, INDEXING, CONVERTING, DIGITIZING AND OVER | 541620 | TX | $3,214,950 | Nov 15, 202826 mo | |
| ENVIRONMENTAL RESTORATION LLCREGION 5, (ERRS V); TASK ORDER FOR THE EMERGENCY RESPONSE AT TECHTRIX, INC. SITE ID:(C4W1) FOR $200,000.00 | 562910 | GA | $3,210,000 | Sep 30, 20260 mo 1 offer | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCTASK ORDER TO PROVIDE ENVIRONMENTAL SERVICES AND OPERATIONS (ESO) SUPPORT TO OPERATE, MONITOR, AND MAINTAIN THE SOIL VAPOR EXTRACTION (SVE) SYSTEM AT THE STATE ROAD 114 GROUND WATER SITE UNDER EPA'S REMEDIAL ACTION FRAMEWORK (RAF) MULTIPLE-AWARD | 562910 | TX | $3,200,745 | Sep 30, 20260 mo 4 offers | |
| CH2M HILL, INCREMEDIAL ACQUISITION FRAMEWORK (RAF), DESIGN AND ENGINEERING SERVICES (DES) BAUTSCH GRAY RD | 562910 | IL | $3,198,700 | Sep 29, 202712 mo 7 offers | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCREMEDIAL INVESTIGATION (RI)/FEASIBILITY STUDY (FS) ACTIVITIES ASSOCIATED WITH THE NORTHWEST ODESSA SITE (SITE) LOCATED IN ODESSA, TEXAS (TX). | 562910 | TX | $3,186,471 | Sep 30, 202824 mo 1 offer | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCDES TASK ORDER, PROGRAM PALOS VERDES SHELF OPERABLE UNIT #5 MONTROSE SUPERFUND SITE, COMMUNITY INVOLVEMENT INSTITUTIONAL CONTROLS PROGRAM | 562910 | CA | $3,173,346 | Nov 30, 202714 mo 1 offer | |
| HYDROGEOLOGIC, INC.THE CONTRACTOR SHALL PROVIDE DESIGN AND ENGINEERING SERVICES AT NORTH PENN AREA 5 FOR OU1 AND OU2. ALL WORK SHALL BE IN ACCORDANCE WITH THE ATTACHED STATEMENT OF WORK AND REFERENCE THE CONTRACTOR'S PROPOSAL DATED 14 FEBRUARY 2020. THE PERIOD O | 562910 | PA | $3,167,515 | Apr 30, 202931 mo 1 offer | |
| CH2M HILL, INCRAF -DES NEW TASK ORDER (KLAU BUENA VISTA MINE KBVM) | 562910 | CA | $3,162,527 | Sep 29, 202824 mo 1 offer | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCATLANTIC WOOD INDUSTRIES, INC. SUPERFUND SITE REMEDIAL ACQUISITION FRAMEWORK (RAF) DESIGN AND ENGINEERING SERVICES (DES) THE PURPOSE OF THIS TASK ORDER (TO) IS TO CONDUCT ALL REMAINING REMEDIAL DESIGN (RD) ACTIVITIES, PROVIDE RD IMPLEMENTATION A | 562910 | MD | $3,152,541 | Sep 29, 202712 mo 1 offer | |
| CH2M HILL, INCSAN GABRIEL VALLEY (AREA 1) EL MONTE OPERABLE UNIT DES | 562910 | CA | $3,124,595 | Jul 31, 202934 mo 1 offer | |
| ENVIRONMENTAL RESTORATION LLCERRS SOUTHERN SOLVENTS | 562910 | GA | $3,121,085 | Sep 30, 20260 mo 2 offers | |
| EASTERN RESEARCH GROUP INCCONTRACT NAME: NATIONAL HAZARDOUS AIR POLLUTANTS SUPPORT CONTRACT NUMBER: 68HERH22D0002 | 541380 | NC | $3,118,461 | Jun 22, 20279 mo | |
| AECOM TECHNICAL SERVICES, INC.REMEDIAL ACQUISITION FRAMEWORK (RAF), DESIGN AND ENGINEERING SERVICES (DES) TASK ORDER JARD COMPANY RI/FS AWARD | 562910 | VT | $3,107,923 | Sep 29, 202712 mo 3 offers | |
| EASTERN RESEARCH GROUP INCNATIONAL HAZARDOUS AIR POLLUTANTS SUPPORT | 541380 | MA | $3,094,486 | Jun 22, 20279 mo | |
| ALLEN OVERY SHEARMAN STERLING US LLPWATER INFRASTRUCTURE FINANCE AND INNOVATION ACT (WIFIA) LEGAL ADVISORY SERVICES | 541110 | NY | $3,078,000 | Oct 31, 20261 mo 5 offers | |
| ALLEN OVERY SHEARMAN STERLING US LLPWATER INFRASTRUCTURE FINANCE AND INNOVATION ACT (WIFIA) LEGAL ADVISORY SERVICES | 541110 | NY | $3,034,500 | Oct 31, 20261 mo 5 offers | |
| CH2M HILL, INCSAN GABRIEL VALLEY (AREA 4) PUENTE VALLEY OPERABLE UNIT DES | 562910 | CA | $3,028,920 | Jun 30, 202821 mo 1 offer | |
| VERSAR-WSP JVRAF-DES ORONGO-DUENWEG MINING BELT (ODMB) OU1 RD - TASK ORDER AWARD | 562910 | MO | $3,007,320 | Sep 27, 202824 mo 1 offer | |
| ENVIRONMENTAL RESTORATION LLCREMACOR, INC (A3GM) OU00 REFERENCE THE ATTACHED SOW. GOVT RV: REMOVAL AND OFF-SITE DISPOSAL OF TENORM IMPACTED SOIL, SLAG, AND CONCRETE, AND OTHER HAZARDOUS SUBSTANCES, POLLUTANTS OR CONTAMINANTS. POC: ANN DIDONATO 215-814-8157 | 562910 | MO | $3,000,000 | Aug 31, 20260 mo | |
| HYDROGEOLOGIC, INC.R10 DES: BALLARD MINE, HENRY MINE, AND ENOCH VALLEY MINE SUPERFUND SITES TECHNICAL SUPPORT AND FIELD OVERSITE SUPPORT | 562910 | ID | $2,991,008 | Sep 30, 202824 mo 1 offer | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCHIDDEN LANE OU3 SUPERFUND SITE | 562910 | VA | $2,983,000 | Apr 4, 20277 mo 1 offer | |
| NOBIS ENGINEERING, INCRAF PHASE 1 AND 2 TARGETED BROWNFIELDS ASSESSMENTS (TBAS) | 562910 | NH | $2,981,831 | Sep 30, 20260 mo 1 offer | |
| HYDROGEOLOGIC, INC.PR FOR RAF DES TASK ORDER FOR BARKER HUGHESVILLE OU1 SUPERFUND SITE, FS/ROD/RD | 562910 | CO | $2,967,988 | Sep 7, 20260 mo 1 offer | |
| OCH JVTASK ORDER: VELSICOL CHEMICAL CORPORATION | 562910 | MI | $2,958,980 | Jul 31, 202822 mo 1 offer | |
| BOOZ ALLEN HAMILTON INCONSITE ADMINISTRATIVE AND TECHNICAL SUPPORT FOR THE OCCUPATIONAL HEALTH, SAFETY, ENVIRONMENTAL MANAGEMENT, RADIATION SAFETY PROGRAMS, AND ENVIRONMENTAL MANAGEMENT SYSTEMS (EMS) AT THE US ENVIRONMENTAL PROTECTION AGENCY (EPA), OFFICE OF RESEARCH AND D | 541511 | NC | $2,931,676 | Aug 31, 20260 mo | |
| HYDROGEOLOGIC, INC.THE PURPOSE OF THIS TASK ORDER (TO) IS TO PROVIDE FOR OVERSIGHT AND TECHNICAL SUPPORT FOR REMEDIAL DESIGN (RD) AND REMEDIAL ACTION (RA) ACTIVITIES AT THE CENTRAL CHEMICAL SUPERFUND SITE FOR OU-1 AND OU-2. THE CENTRAL CHEMICAL SUPERFUND SITE (SITE) ( | 562910 | PA | $2,931,064 | Sep 30, 202712 mo 1 offer | |
| JEWISH CHILD AND FAMILY SERVICESREGION 5 ADMINISTRATIVE SUPPORT REQUIREMENT CONTRACT | 561110 | IL | $2,926,660 | Mar 30, 202818 mo 1 offer | |
| HYDROGEOLOGIC, INC.THE PURPOSE OF THIS DES TASK ORDER IS TO PROVIDE TECHNICAL SUPPORT TO ADDRESS HUMAN HEALTH RISKS FROM WIDESPREAD MERCURY CONTAMINATION IN SEDIMENTS AT THE CARSON RIVER MERCURY SUPERFUND SITE (SSID 09R6), PURSUANT TO CERCLA SECTION 104. THE END-PRODUC | 562910 | CA | $2,925,895 | Sep 24, 202824 mo 3 offers | |
| KYNETEC USA INC.AGRICULTURAL PESTICIDE USAGE DATA LICENSE AND ACCESS TOCOR: BRIANA OTTE | 541910 | MO | $2,910,408 | Oct 18, 20261 mo 1 offer | |
| ENVIRONMENTAL QUALITY MANAGEMENT, INCR10 ERRS VI JH BAXTER TIME CRITICAL REMOVAL ACTIONS (TCRA) | 562910 | WA | $2,903,569 | Sep 28, 20260 mo | |
| ATIGUN GROUP, INC.REGION 10 EMERGENCY RESPONSE LOGISTICS CENTER (ERLC) SERVICES | 493110 | WA | $2,886,437 | Sep 30, 20260 mo 1 offer | |
| ENVIRONMENTAL RESTORATION LLCEMERGENCY TASK ORDER - CERCLA -- ER CONTRACT 68HE0422D0001 PO AND PRIMARY INVOICE APPROVING OFFICIAL: RACHEL WEBB ALTERNATE INVOICE APPROVING OFFICIAL: HANK THOMPSON | 562910 | TX | $2,885,837 | Sep 2, 20260 mo 1 offer | |
| GOODWILL INDUSTRIES OF THE CHESAPEAKE, INCEPA R3 ENVIRONMENTAL SCIENCE CENTER (ESC) JANITORIAL AND MAILROOM SERVICES | 561720 | MD | $2,881,458 | May 31, 202820 mo 1 offer | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCREMEDIAL ACQUISITION FRAMEWORK (RAF), DESIGN AND ENGINEERING SERVICES (DES) FOR HIGHWAY 18 GROUND WATER PLUME SUPERFUND SITE, KERMIT TEXAS, WINKLER COUNTY. | 562910 | TX | $2,879,813 | Sep 29, 202824 mo 2 offers | |
| AVANTI CORPORATIONADMINISTRATIVE AND TECHNICAL SUPPORT FOR THE TOXIC SUBSTANCE CONTROL ACT (TSCA) NEW CHEMICAL PROGRAM (NCP) | 541620 | VA | $2,841,272 | Oct 31, 20261 mo 1 offer | |
| EASTERN RESEARCH GROUP INC"MOBILE SOURCE EMISSIONS TESTING AND DATA ANALYSIS TECHNICAL SUPPORT" | 541620 | MA | $2,825,919 | Oct 16, 202713 mo | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCDESIGN AND ENGINEERING SERVICES (DES) EVR-WOOD TREATING/EVANGELINE REFINING COMPANY | 562910 | MD | $2,814,898 | Nov 29, 202826 mo 1 offer | |
| CDM FEDERAL PROGRAMS CORPORATIONNORTH PENN AREA 5, OPERABLE UNIT 3 (OU3) REMEDIAL ACQUISITION FRAMEWORK (RAF) DESIGN AND ENGINEERING SERVICES (DES) | 562910 | PA | $2,811,820 | Sep 18, 202712 mo 1 offer | |
| AYUDA MC2 JV LLCR7 VALLEY PARK TCE OPERABLE UNIT 02 REMEDIAL ACTION - IN-SITU THERMAL REMEDIATION (ISTR), VALLEY PARK, ST. LOUIS COUNTY, MISSOURI | 562910 | MO | $2,799,939 | Sep 30, 20260 mo | |
| TETRA TECH, INC.FEDERATED METALS CORP. WHITING SUPERFUND SITE: R5, SFGLAES, SEMD, TETRATECH, RI/FS & RD TO | 562910 | IN | $2,792,200 | Dec 19, 202827 mo 1 offer | |
| DAYCOM LLCTASK ORDER: REGION 5 SUPERFUND DIVISION INFORMATION TECHNOLOGY SUPPORT | 541990 | IL | $2,784,814 | Feb 29, 202817 mo 3 offers | |
| UNIVERSITY OF CALIFORNIA, DAVISNEW DELIVERY ORDER FOR OPTION YEAR II, SUPPORT FOR THE CHEMICAL SPECIATION OF PM FILTER SAMPLES | 541380 | NC | $2,768,107 | Sep 6, 20260 mo 1 offer | |